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Design & Tech; Plastics KS3

Total questions: 57

Worksheet time: 58mins

Name
Class
Date
1.

Which of the following is true about plastic?

a)

It's cheap

b)

It's versatile (many uses)

c)

It's disposable

d)

All of the above

2.

During a science class, Tiara is learning about different materials. The teacher asks the students to select the response below that best defines plastics.

a)

These are clear liquid plastic products that hardens to create a thick, durable, glossy coating.

b)

These are also chemical compounds where molecules are bonded together in long repeating chains.

c)

This is one of the most used plastic material in the world and is usually white.

3.

Identify ALL the advantages of plastics.

a)

Combustible

b)

Light weight

c)

Produce toxic fumes

d)

Non-renewable

e)

Corrosion resistant

4.

Identify ALL the disadvantages of plastics.

a)

Combustible

b)

Light weight

c)

Produce toxic fumes

d)

Non-renewable

e)

Corrosion resistant

5.

Identify ALL the properties of plastics.

a)

Strong

b)

Lightweight

c)

Heavy

d)

Renewable

e)

Low Cost

6.
Why do you think people use plastic for their products ?
a)
Because it's strong
b)
Because its very cheap and it's easy to make
c)
Because it's expensive
d)
Because it's rare and it's good for the enviorment
7.
What term means "does not break down in the environment"
a)
biodegradeable
b)
non-degradeable
c)
corrosive
d)
biodegenerative
8.
does plastic melt ?
a)
no way 
b)
maybe 
c)
i don't know
d)
yes 
9.
WHAT IS PLASTIC?
a)
Plastics are typically organic polymers of high molecular mass
b)
IS GLASS
c)
IS A KIND OF CHEMYCAL MATERIAL
d)
Materials that can be reshaped (remolded) by applying heat and pressure
10.
HOW DO WE USE PLASTIC MATERIAL?
a)
PLASTICS IN THE HOME/PLASTICS IN THE FOOD INDUSTRY/PLASTICS IN TRANSPORT 
b)
PLASTIC IN CHILDREN
c)
PLASTIC IN  THE HUMAN BODY
d)
PLASTIC IN FOOD 
11.
WHERE DO WE FIND PLASTIC?
a)
FROM TREES
b)
We get plastic from oil and natural gaseS
c)
FROM HUMAN BEINGS
d)
FROM ANIMALS
12.

Which of the following is true about plastic?

a)

It's cheap

b)

It's versatile (many uses)

c)

It's disposable

d)

All of the above

13.

True or False: We've produced more plastic in the last 10 years than in the last century.

a)

True

b)

False

14.

True or False: Large pieces of plastic break down into smaller pieces in the ocean

a)

True

b)

False

15.

What percentage of trash in the ocean is actually plastic?

a)

90%

b)

100%

c)

75%

d)

45%

16.

The Great Pacific Garbage Patch is the world's largest garbage dump. How big is it?

a)

Twice the size of Texas

b)

The size of Toronto

c)

The size of the USA

d)

Twice the size of Ontario

17.

True or False: Plastic in the ocean ends up in the food you eat.

a)

True

b)

False

18.

How many plastic bags are used annually worldwide?

a)

500 billion

b)

500 million

c)

50 million

d)

5 billion

19.

Where does the most plastic waste come from?

a)

Packaging

b)

Plastic bags

c)

Fishing line

d)

Rubber products

20.

The synthetic fibre best suited to make this is ______ and is due to its _____property.

a)

Polyester, Elasticity

b)

Nylon,Elasticity

c)

Polyester, High tensile strength

d)

Nylon, High tensile strength

21.

A chain of small chemical units combined to form a large single unit is called ____

a)

a) Polymer

b)

b) Poly

22.

Plastics which when moulded once, cannot be softened by heating. Such plastics are called

a)

Polyster

b)

Thermosetting Plastics

23.

What is a synthetic material?

a)

Any material that is man made

b)

Any material that is only made from natural resources

c)

Any material that is made of recycled materials

d)

Any material that is found in nature.

24.
What word means "manufactured in a lab or chemical plant"?
a)
macromolecular
b)
alloy
c)
synthetic
d)
ceramic
25.

Which word is a synonym for synthetic?

a)

real

b)

artificial

c)

natural

d)

true

26.

Which of the following is an example of a natural material?

a)

plastic

b)

nylon

c)

syngas

d)

cotton

27.
Nylon is not used for making
a)
ropes for climbing
b)
blankets
c)
parachutes
d)
seat belts in cars
28.
synthetic fiber made from coal, water and air is
a)
rayon
b)
nylon
c)
acrylic
d)
polyester
29.
Which is the correct statement about nylon?
a)
It is a natural fibre
b)
It is obtained from cellulose
c)
It is a strong fibre
d)
it is a mixture of polyester and cotton
30.
Can synthetic material be used for your clothes or anything else?
a)
Yes
b)
No
31.
What is the difference between a natural and synthetic material?
a)
Natural material is made from chemicals and synthetic is made from nature
b)
Natural material is made directly from nature and synthetic material is made from chemicals
c)
Natural material is made from petroleum and synthetic material is made from wool
d)
Natural material is made from trees and synthetic materials are made from plastics
32.
What is plastic?
a)
A synthetic material made of ONLY  minerals
b)
A synthetic material made of ONLY coal
c)
A synthetic material made out of natural gas,plants,mierals,and petroleum
d)
A synthetic material made only of natural gas
33.
What is an example of a natural material?
a)
kevlar
b)
gel
c)
wood
d)
medicine
34.
Lycra is a synthetic fibre which is also known as
a)
nylon.
b)
acrylic
c)
spandex
d)
rayon.
35.
Thermosets cannot be remoulded
a)
True
b)
False
36.

Although PET 1 plastic bottles are 100% recyclable, only about ____ % are actually recycled.

a)

2

b)

7

c)

30

d)

45

37.

What do these symbols indicate?

a)

The number of times a plastic has already been recycled

b)

The number of times a plastic can be recycled in the future

c)

The type of plastic used

d)

The country where the plastic was made

38.

Where can you find these symbols?

a)

On various plastic containers and packaging

b)

Only on recyclable plastic items

c)

On items made from recycled plastic

d)

On recycling bins

39.

Plastics can be divided into 2 main categories: Thermoset plastics and Thermoplastics. One reason thermoplastics are better for the environment is that....

a)

They are naturally found in nature

b)

They are completely non-toxic

c)

They are made from biodegradable elements

d)

They can easily be melted, remolded and recycled

40.

Which of the following is not a plastic?

a)

Printer ink

b)

Nylon

c)

Styrofoam

d)

Vinyl flooring

41.

Which are the correct properties of plastic?

a)

Corrosive, waterproof, lightweight, cheap

b)

Corrosive, waterproof, lightweight, expensive

c)

Unreactive, waterproof, lightweight, cheap

d)

Unreactive, waterproof, lightweight, expensive

42.

What is the largest market for plastics today?

a)

Baby toys

b)

Disposable crockery and utensils

c)

Packaging materials

d)

Garbage bags

43.

Polyester is a type of plastic which is often combined with cotton to make clothing. Advantages of this are that...

a)

It makes the fabric fire-resistant

b)

It gives the fabric a softer feel

c)

It makes the fabric more wrinkle- and tear-resistant

d)

it makes it easier to dye the fabric

44.

PET is a very familiar form of

a)

chemical

b)

monomer

c)

polyester

d)

polyphenyl

45.

1. Identify the product based on the given features.

I. It is a man-made product.

II. It has a linear arrangement of monomer units.

III. It is used for making goods like toys, combs, containers, etc.

a)

Lycra

b)

Rayon

c)

Thermosets

d)

Thermoplastics

46.

_________ is the first fully synthetic fibre.

a)

Acrylic

b)

Polyester

c)

Nylon

d)

Rayon

47.

Paheli Is Taking Preparation For Her Final Examination. She Is Writing Some Statements About “Nylon” But She Confused To Know Whether The Statements Are Correct Or Not? Would You Help Her?

a)

Nylon is the first fully synthetic fibre.

b)

Nylon is made up of the repeating units of amide chemical.

c)

Nylon is a thermosetting polymer.

d)

Nylon fibres absorb very little water.

48.

PET is a very familiar form of

a)

chemical

b)

monomer

c)

polyester

d)

polyphenyl

49.

What of the following is used for making stockings and parachutes?

a)

Bakelite

b)

Wool

c)

Nylon

d)

Cotton

50.

One of the advantages of nylon over rayon is that nylon:

a)

Is wrinkle free.

b)

Has low elasticity.

c)

Is a natural fibre.

d)

Is a good conductor of electricity.

51.

Which of the following is not manufactured from high-density polythene?

a)

Containers

b)

Pipes

c)

Candles

d)

Toys

52.

Modern non-stick cookware and the flat end of an electric iron has a coating of a polymer. Identify the name of the polymer.

a)

PVC

b)

Rayon

c)

Teflon

d)

Polyester

53.

Which of the following groups contain only synthetic fibres?

a)

Nylon, Terylene, Wool

b)

Cotton, Polycot, Rayon

c)

PVC, Polythene, Bakelite

d)

Acrylic, Silk, Wool

54.

Petrochemicals are

a)

mixtures of petrol and chemical fertilizer.

b)

materials obtained from petroleum refining.

c)

mixtures of coal and petrol.

d)

mixtures of wood and chemicals.

55.

Assertion: Acrylic fibres are used in making socks and shawls.

Reason: Acrylic fibres are a replacement or woolen fibres.

a)

Both assertion and reason are true and the reason is the correct explanation of assertion.

b)

Both assertion and reason are true but the reason is not correct for the assertion.

c)

The assertion is true but the reason is false.

d)

The assertion is false but the reason is true.

56.

Pickles are stored in plastic bottles mainly because they are:

a)

non-biodegradable

b)

good insulators

c)

durable

d)

non-reactive

57.

Is this definition of natural accurate? "Existing in or caused by nature; not made or caused by humankind." (this is a trick question with mutliple correct answers)

a)

Yes

b)

No

c)

According to the dictionary

d)

It depends on who or what you think created humankind...

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